Now, to one of the country's most elite ivy league institutions. Dartmouth college's president calling a halt to drinking and sexual misconduct that he says has damaged the school's reputation and contributed to a drastic plunge in applications. ABC's Linzie Janis is in Hanover, New Hampshire, with the latest for us. Good morning, Linzie. Reporter: Good morning, robin. From dartmouth college green. The university president is calling for action to change a campus culture, where he says drinking has become the rule, not the exception. And where he says, there's a general lack of regard for human dignity. Toga. Toga. Reporter: It's the film that inspired "National lampoon's animal house." But this morning, dartmouth challenge is acknowledging that 36 years after the iconic film's release, extreme behavior, including sexual assaults, dangerous drinking, hazing and racism, is threatening its reputation. The ivy league ersity's president tied the issue to a 14% drop in applications this year. And now, he's calling on students, staff and alumni to do more to change campus culture. Behavior by a few rogue actors will destroy the unique campus culture that we know and cherish. Enough is enough. Reporter: Dartmouth is the subject of an ongoing investigation by the department of education, into its handling of sexual assault complaints. And right now, prospective students are being bombarded with these advertisements, paid for by an advocacy group. Saying the school has a sexual assault problem. I was warned before I came to dartmouth. I thought, I'm a strong woman. I'll be fine. I've seen guys get girls drunk for the purposes of sleeping with them. Reporter: In response, the 245-year-old college has listed a range of measures it's taking, including plans to implement one of the toughest university policies on sexual assault. I'm really proud to hear that the college is taking a stand against sexual assault and acknowledging its presence. Reporter: An acknowledgment that many hope will put dartmouth college with a reputation of extreme behavior behind it. The president of dartmouth graduated from this university the year before "Animal house" came out. And this week, he told students, while much has changed since then, more has stayed the same. Several students we spoke with last night told us there are many problems here, including the sexual assault issue. Many of them saying they're aware of a number of victims.

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